Heat oil in a large deep saute pan over medium high heat. Saute sausage for about 8 minutes until lightly browned. Using a slotted spoon, remove them and set aside.
Reheat oil, pat chicken dry and saute chicken for about 15 minutes until cooked through.
Stir in bell peppers, onion and garlic and saute for 5 minutes or until vegetables are soft and beginning to brown. Add hot vinegar peppers with juice, wine, chicken stock to pepper onion mixture and bring to a boil Lower heat and let it simmer for 10 minutes or until
Combine the pepper and onion mixture, including all juices, with the sausage and chicken, and cook at 450°F until chicken is cooked through, about 15-20 minutes. This tastes even better if prepared a day ahead. Next day, reheat, covered, until heated through. Uncover and continue simmering until sauce is reduced slightly.
Note: You can, near the end of cooking, add 2 or 3 sliced boiled potatoes to this dish to absorb the tangy rich flavor of this sauce. Regardless, you'll want to grab a loaf of 2 of Italian bread to do the same